public InitResourceObjectHandler(int startSecond, int endSecond, bool putIntoServer,
AircraftDataAnalysisWinRT.DataModel.RawDataPointViewModel previewModel,
AircraftDataAnalysisWinRT.Services.IDataReading dataReading,
FastDataReadingResourceObject resourceObject)
: base(startSecond, endSecond, putIntoServer,
previewModel, dataReading)
{
}
/// <summary>
/// 读取数据并入库
/// </summary>
/// <param name="startSecond"></param>
/// <param name="endSecond"></param>
/// <param name="putIntoServer">是否入库</param>
/// <param name="previewModel">如果需要返回预览模型则传入空Model，数据会直接写入此对象。传空则表示不需预览</param>
public void ReadData(int startSecond, int endSecond, bool putIntoServer,
AircraftDataAnalysisWinRT.DataModel.RawDataPointViewModel previewModel)
{
m_handlers.Clear();
FastDataReadingStepHandler deleteHandler = new DeleteExistsHandler(startSecond, endSecond,
putIntoServer, previewModel, this) { CurrentFlight = this.Flight, Parameters = this.Parameters };
m_handlers.Add(deleteHandler);
deleteHandler.DoWorkAsync();//1.
m_resourceObject = new FastDataReadingResourceObject();
FastDataReadingStepHandler initHandler = new InitResourceObjectHandler(startSecond, endSecond,
putIntoServer, previewModel, this, m_resourceObject) { CurrentFlight = this.Flight, Parameters = this.Parameters };
m_handlers.Add(initHandler);
initHandler.DoWorkAsync();//1.
ReadSecondsHandler readSecondsHandler = new ReadSecondsHandler(startSecond, endSecond,
putIntoServer, previewModel, this) { CurrentFlight = this.Flight, Parameters = this.Parameters };
m_handlers.Add(readSecondsHandler);
readSecondsHandler.StepHandlers = new List<StepSecondsFastDataReadingStepHandler>();
//把所有单步Handler返回来
GenerateStepHandlers(startSecond, endSecond, putIntoServer, previewModel, readSecondsHandler.StepHandlers);
//加入总的Handler列表
m_handlers.AddRange(readSecondsHandler.StepHandlers);
//最终执行顺序：
//1.先执行Delete、Init，完成后可以开始所有StepHandler
//2.启动StepHandlers全部，开始监听所有动作
//3.启动ReadSecondsHandler，里面对每一步的操作，都要激发StepHandlers的操作
//4.调用GetResult，等待所有操作完成，每个类的GetResult自行负责Finalize
//2. 启动StepHandlers全部，开始监听所有动作
Parallel.ForEach(readSecondsHandler.StepHandlers,
new Action<StepSecondsFastDataReadingStepHandler>(
delegate(StepSecondsFastDataReadingStepHandler stepHandler)
{
try
{
stepHandler.DoWorkAsync();
}
catch (Exception e)
{
LogHelper.Error(e);
}
}));
//3. 启动ReadSecondsHandler，里面对每一步的操作，都要激发StepHandlers的操作
readSecondsHandler.DoWorkAsync();
//4.调用GetResult，等待所有操作完成，每个类的GetResult自行负责Finalize
Parallel.ForEach(m_handlers,
new Action<FastDataReadingStepHandler>(delegate(FastDataReadingStepHandler handler)
{
string result = string.Empty;
try
{
result = handler.GetResult();
}
catch (Exception ee)
{
result = ee.Message + "\r\n" + ee.StackTrace;
}
if (!string.IsNullOrEmpty(result))
{
LogHelper.Error(new Exception(result));
}
}));
//所有操作完成
return;
}
